def print_line(char, num):
    print(char * num)


def print_lines(char, num):
    """打印多行分割线

    :param char: 分割字符
    :param num: 重复次数
    """
    row = 0
    while (row < 5):
        print_line(char, num)
        row += 1


print_lines("-", 20)


name = "程序员小于"